Read Sony KV-VF14M40 Service Manual online
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TABLE OF CONTENTS
Section
Title
Page
Section
Title
Page
SELF DIAGNOSIS FUNCTION
......................................
5
[ TV SECTION]
1. GENERAL
1. GENERAL
1-1.
KV-VF14M40/VF14M70/VF14M77 ......................
8
2. DISASSEMBLY
2-1.
Rear Cover Removal ............................................... 40
2-2.
Chassis Assy Removal ............................................ 40
2-3.
Service Position (A Board) ..................................... 40
2-4.
A Board Removal .................................................... 40
2-5.
Harnes Location ...................................................... 41
2-6.
Picture Tube Removal ............................................. 42
3. SET-UP ADJUSTMENTS
3-1.
Beam Landing ......................................................... 43
3-2.
Convergence ............................................................ 44
3-3.
Focus Adjustment .................................................... 45
3-4.
Screen (G2) Adjustment .......................................... 45
3-5.
White Barance Adjustment ..................................... 46
3-6.
Picture Distortion Adjustment ................................. 46
4. SAFETY RELATED ADJUSTMENT
...................... 47
CAUTION
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR
CARBON PAINTED ON THE CRT, AFTER REMOVING THE AN-
ODE.
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR
CARBON PAINTED ON THE CRT, AFTER REMOVING THE AN-
ODE.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY SHADING AND MARK
!
ON
THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN
THE PARTS LIST ARE CRITICAL FOR SAFE OPERATION. RE-
PLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY. CIRCUIT ADJUST-
MENTS THAT ARE CRITICAL FOR SAFE OPERATION ARE
IDENTIFIED IN THIS MANUAL. FOLLOW THESE PROCE-
DURES WHENEVER CRITICAL COMPONENTS ARE RE-
PLACED OR IMPROPER OPERATION IS SUSPECTED.
THE PARTS LIST ARE CRITICAL FOR SAFE OPERATION. RE-
PLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY. CIRCUIT ADJUST-
MENTS THAT ARE CRITICAL FOR SAFE OPERATION ARE
IDENTIFIED IN THIS MANUAL. FOLLOW THESE PROCE-
DURES WHENEVER CRITICAL COMPONENTS ARE RE-
PLACED OR IMPROPER OPERATION IS SUSPECTED.
5. CIRCUIT ADJUSTMENTS
5-1.
Adjustments with Commander ................................ 48
5-2.
Adjustment Method ................................................. 49
5-3.
Service Data ............................................................ 50
5-4.
A Board Adjustment ................................................ 52
6. DIAGRAMS
6-1.
Block Diagrams ....................................................... 55
6-2.
Circuit Boards Location .......................................... 59
6-3.
Printed Wiring Boards and Schematic Diagrams .... 59
•
A Board .................................................................... 61
•
CV, F Boards ............................................................ 67
6. EXPLODED VIEWS
6-1.
Picture Tube ............................................................ 100
6-2.
Chassis ..................................................................... 101
7. ELECTRICAL PARTS LIST
................................ 105
[ VIDEO SECTION]
1. GENERAL
1. GENERAL
....................................................................... 72
2. DISASSEMBLY
............................................................. 73
3. CIRCUIT ADJUSTMENTS
........................................ 74
4. INTERFACE, IC PIN FUNCTION
DESCRIPTION
.............................................................. 77
5. DIAGRAMS
..................................................................... 81
6. EXPLODED VIEWS
..................................................... 102
7. ELECTRICAL PARTS LIST
...................................... 112
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